<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <script type="text/javascript" src="../js/vue.js"></script>
    <title>2.姓名案例_methods实现</title>
</head>
<body>
    <div id="root">
        姓：<input type="text" v-model="firstName"/></br>
        名：<input type="text" v-model="lastName"/></br>
        <span>全名：{{nameMerge()}}</span>
    </div>
    <script type="text/javascript">
        const vm = new Vue({
            el:"#root",
            data(){
                return {
                    firstName: '张',
                    lastName: '三'
                }
            },
            methods:{
                nameMerge(){
                    return this.firstName+'-'+this.lastName
                }
            }
        })
    </script>
</body>
</html>